Calculate 62+31
If 87+92=18, 57+83=13, 12+61=4 then 62+31=?Correct answers: 118
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Abram Stevens HewittBorn 31 Jul 1822; died 18 Jan 1903 at age 80.American engineer, industrialist, made first Bessemer steel in the US. He was also a philanthropist, and politician who in 1886 defeated Henry George and Theodore Roosevelt to become mayor of New York City. Hewitt was a partner in a company owning several iron works. At the Cheltenham meeting of the British Association for the Advancement of Science in the summer of 1856 he heard the presentation of Henry Bessemer on the production of steel without fuel. Within the same year, Hewitt arranged an experiment with that process at the furnace of Cooper and Hewitt, at Philipsburgh, in New Jersey, with successful results. |